Home / 9,260.39-12,779.24-5,011.36

Finding the Fourth Proportional to 9,260.39, 12,779.24 and 5,011.36

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Solution

The fourth proportional to 9,260.39, 12,779.24 and 5,011.36 is: 6,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.39 : 12,779.24 = 5,011.36 : x
  2. Step 2: Convert to fraction form
    9,260.39/12,779.24 = 5,011.36/x
  3. Step 3: Cross multiply
    9,260.39x = 12,779.24 × 5,011.36
  4. Step 4: Simplify right side
    9,260.39x = 64,041,333.95
  5. Step 5: Solve for x
    x = 64,041,333.95/9,260.39
  6. Step 6: Final answer
    x = 6,915.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.